SOLUTION: 12x+6y=120 4x+y=30

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Question 952455: 12x+6y=120
4x+y=30

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

....eq.1.....simplify;divide both sides by
.......eq.2
---------------------------
....eq.1
.......eq.2
------------------------------subtract



go to .......eq.2, substitute for and solve for







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